public class Main {

    public static void main(String[] args) {
        System.out.println("Hello World!");
        System.out.println("Hello World!1111");
        System.out.println("Hello World!2222");
        System.out.println("Hello World!3333");
        String a = aa();
        System.out.println("Hello World!4444");
        System.out.println("Hello World!5555");
        System.out.println("Hello World!6666");
    }

    public static String aa(){
        System.out.println("aaaaaaaaaaaaa");
        System.out.println("2222222222222");
        System.out.println("2222222222222");
        return "123";
    }
}
